Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-572 1 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-07-31   
571-572 2 Occoquan VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-03-28   
571-572 3 Occoquan VA   7773 COMCAST PHONE OF VIRGINIA, INC. - VA 236   2009-08-14   
571-572 4 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-06-21   
571-572 5 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-08-18   
571-572 6 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-08-18   
571-572 7 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-06-21   
571-572 8 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-12-21   
571-572 9 Occoquan VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-03-14   
571-575 A Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-575 0 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-10-06   
571-575 1 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-10-17   
571-575 2 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-10-17   
571-575 3 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-10-17   
571-575 4 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-18   
571-575 5 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-18   
571-575 6 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-18   
571-575 7 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-06-21   
571-575 8 Occoquan VA   275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2013-05-05   
571-575 9 Occoquan VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-12-21   
571-577 A Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246      
571-577 0 Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2009-05-19   
571-577 1 Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2009-05-19   
571-577 2 Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2009-06-09   
571-577 3 Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2010-05-13   
571-577 4 Leesburg VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 246   2012-03-03   
571-577 5 Leesburg VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2009-06-23   
571-577 6 Leesburg VA   079F BANDWIDTH.COM CLEC, LLC - VA 246   2010-10-29   
571-577 7 Leesburg VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2010-09-09   
571-577 8 Leesburg VA   079F BANDWIDTH.COM CLEC, LLC - VA 246   2010-10-29   
571-577 9 Leesburg VA   079F BANDWIDTH.COM CLEC, LLC - VA 246   2010-10-29   
571-581 A Washington Zone 17 VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-581 0 Washington Zone 17 VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2013-07-22   
571-581 1 Washington Zone 17 VA   014F CBEYOND COMMS - VA 236   2012-09-27   
571-581 2 Washington Zone 17 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2013-08-16   
571-581 3 Washington Zone 17 VA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-06-07   
571-581 4 Washington Zone 17 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-581 5 Washington Zone 17 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-581 6 Washington Zone 17 VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2014-05-05   
571-581 7 Washington Zone 17 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-11   
571-581 8 Washington Zone 17 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-11   
571-581 9 Washington Zone 17 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-11   
571-585 A Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-585 0 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2014-12-23   
571-585 1 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-12   
571-585 2 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-02-05   
571-585 3 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-12-21   
571-585 4 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-12-21   
571-585 5 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-12-21   
571-585 6 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-12-21   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 >>

Last updated: Sun, 31 May 2020 11:59:01 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.